qlcnic: multi protocol internal loopback support added.

Driver will generate loopback traffic pattern and do the test. And
returns result of the test to application.

Updated driver version to 5.0.19.

Signed-off-by: Sucheta Chakraborty <sucheta.chakraborty@qlogic.com>
Signed-off-by: Anirban Chakraborty <anirban.chakraborty@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 50 insertions, 0 deletions

diff --git a/drivers/net/qlcnic/qlcnic_hw.c b/drivers/net/qlcnic/qlcnic_hw.c
index 81de563ee96c..0391a04695dd 100644
--- a/drivers/net/qlcnic/qlcnic_hw.c
+++ b/drivers/net/qlcnic/qlcnic_hw.c
@@ -533,6 +533,56 @@ void qlcnic_delete_lb_filters(struct qlcnic_adapter *adapter)
         }
 }
 
+int qlcnic_set_fw_loopback(struct qlcnic_adapter *adapter, u8 flag)
+{
+        struct qlcnic_nic_req req;
+        int rv;
+
+        memset(&req, 0, sizeof(struct qlcnic_nic_req));
+
+        req.qhdr = cpu_to_le64(QLCNIC_HOST_REQUEST << 23);
+        req.req_hdr = cpu_to_le64(QLCNIC_H2C_OPCODE_CONFIG_LOOPBACK |
+                ((u64) adapter->portnum << 16) | ((u64) 0x1 << 32));
+
+        req.words[0] = cpu_to_le64(flag);
+
+        rv = qlcnic_send_cmd_descs(adapter, (struct cmd_desc_type0 *)&req, 1);
+        if (rv != 0)
+                dev_err(&adapter->pdev->dev, "%sting loopback mode failed\n",
+                                flag ? "Set" : "Reset");
+        return rv;
+}
+
+int qlcnic_set_lb_mode(struct qlcnic_adapter *adapter, u8 mode)
+{
+        if (qlcnic_set_fw_loopback(adapter, mode))
+                return -EIO;
+
+        if (qlcnic_nic_set_promisc(adapter, VPORT_MISS_MODE_ACCEPT_ALL)) {
+                qlcnic_set_fw_loopback(adapter, mode);
+                return -EIO;
+        }
+
+        msleep(1000);
+        return 0;
+}
+
+void qlcnic_clear_lb_mode(struct qlcnic_adapter *adapter)
+{
+        int mode = VPORT_MISS_MODE_DROP;
+        struct net_device *netdev = adapter->netdev;
+
+        qlcnic_set_fw_loopback(adapter, 0);
+
+        if (netdev->flags & IFF_PROMISC)
+                mode = VPORT_MISS_MODE_ACCEPT_ALL;
+        else if (netdev->flags & IFF_ALLMULTI)
+                mode = VPORT_MISS_MODE_ACCEPT_MULTI;
+
+        qlcnic_nic_set_promisc(adapter, mode);
+        msleep(1000);
+}
+
 /*
  * Send the interrupt coalescing parameter set by ethtool to the card.
  */